Ricin revealed in letter to Obama, test says

White House Press Secretary Jay Carney said Wednesday that the U.S. Secret Service is investigating a letter containing a "suspicious substance" that was addressed to President Obama.

http://www.wcsh6.com/video/2307822838001/1/Ricin-revealed-in-letter-to-Obama-test-sayshttp://bc_gvpc.edgesuite.net/img/963482463001/201304/3672/963482463001_2307818038001_th-516ece8ce4b076511deb2ea8-806787298001.jpg?pubId=963482463001Ricin revealed in letter to Obama, test saysWhite House Press Secretary Jay Carney said Wednesday that the U.S. Secret Service is investigating a letter containing a "suspicious substance" that was addressed to President Obama.presidentBarack ObamaricinWhite HouseVPC;White HousevpcNational NewsObama00:41